The Pin-Rivet, cataloged under National Stock Number 5320-01-479-8623, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-479-8623 |
| Primary Part Number | HS5603-5-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Shank Diameter | 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ--416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.312 INCHES NOMINAL IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0801 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 4010 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HL20PB5-5 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HL20PB5-5 | West Coast Aerospace, Inc. (USA) |
| HL20PB5-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL20PB5-5 | Howmet Global Fastening Systems Inc (USA) |
| HL20PB5-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL20PB5-5 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL20PB5-5 | Huck International, Inc (USA) |
| HS5603-5-5 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HL20PB5-5 | 5/2 Secondary reference U.S. Government activity |
| HL20PB5-5 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-479-8623 is a Pin-Rivet, manufactured by The Boeing Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-479-8623 has 8 manufacturer part numbers on file: HL20PB5-5 (Sps Technologies Ltd, Tj Brooks Division), HL20PB5-5 (West Coast Aerospace, Inc.), HL20PB5-5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL20PB5-5 (Howmet Global Fastening Systems Inc), HL20PB5-5 (Sps Technologies, Llc Dba PB Fasteners) and 3 more.
1 possible match (shared part number, not a government interchangeability claim): 5320-01-586-4858. Verify interchangeability with system specifications before substitution.
Key specifications for HS5603-5-5: Shank Diameter: 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ--416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.